Added CHANGELOG for release 8.0.0-M8
Added CHANGELOG for release 8.0.0-M8

mosoft521/wicket,bitstorm/wicket,apache/wicket,bitstorm/wicket,aldaris/wicket,bitstorm/wicket,apache/wicket,mosoft521/wicket,aldaris/wicket,dashorst/wicket,bitstorm/wicket,mosoft521/wicket,aldaris/wicket,aldaris/wicket,dashorst/wicket,mosoft521/wicket,aldaris/wicket,dashorst/wicket,mosoft521/wicket,apache/wicket,dashorst/wicket,apache/wicket,dashorst/wicket,bitstorm/wicket,apache/wicket